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United States Patent | 5,103,303 |
Shoji ,   et al. | April 7, 1992 |
A multicolor image forming apparatus includes an image input means for outputting at least a character, a character size, and character coordinate data on a screen as image code data on the basis of input image data, a font storage section for storing font data and outputting the font data in accordance with an input address signal, a font data conversion sectin having a function of converting the image code data into image data consisting of pixel data on the basis of the font data, and an image buffer memory for temporarily storing the image data output from the font data conversion section. Toner images are frame-sequentially formed in layers on an image forming body in units of color components on the basis of the obtained image data, thereby forming a multicolor toner image.
Inventors: | Shoji; Hisashi (Hachioji, JP); Haneda; Satoshi (Hachioji, JP); Fukuchi; Masakazu (Hachioji, JP) |
Assignee: | Konica Corporation (Tokyo, JP) |
Appl. No.: | 655246 |
Filed: | February 13, 1991 |
Apr 19, 1988[JP] | 63-96090 | |
Apr 19, 1988[JP] | 63-96091 | |
Apr 19, 1988[JP] | 63-96095 | |
Apr 19, 1988[JP] | 63-96096 |
Current U.S. Class: | 358/500; 358/1.11; 358/470 |
Intern'l Class: | H04N 001/46 |
Field of Search: | 358/448,460,296,300,450,75,80,451,452,466,467,470 382/7,12,13,14,17 |
4568981 | Feb., 1986 | Beaulier | 358/22. |
4679929 | Jul., 1987 | Haneda et al. | 355/4. |
4707715 | Nov., 1987 | Miura et al. | 358/296. |
4829583 | May., 1989 | Monroe et al. | 352/13. |
4905091 | Feb., 1990 | Suzuki et al. | 358/78. |
4914737 | Apr., 1990 | Amemiya et al. | 355/276. |
4918740 | Apr., 1990 | Ross | 382/13. |
Foreign Patent Documents | |||
0322680 | Jul., 1989 | EP. |